Home / 119,671.20-165,094.34-71,246.03

Finding the Fourth Proportional to 119,671.20, 165,094.34 and 71,246.03

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Solution

The fourth proportional to 119,671.20, 165,094.34 and 71,246.03 is: 98,288.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,671.20 : 165,094.34 = 71,246.03 : x
  2. Step 2: Convert to fraction form
    119,671.20/165,094.34 = 71,246.03/x
  3. Step 3: Cross multiply
    119,671.20x = 165,094.34 × 71,246.03
  4. Step 4: Simplify right side
    119,671.20x = 11,762,315,118.77
  5. Step 5: Solve for x
    x = 11,762,315,118.77/119,671.20
  6. Step 6: Final answer
    x = 98,288.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.